/*
 * Copyright (C) 2010 Yury Kudryashov.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package name.kudryashov.stats;

/**
 * Represents a simple counter object that counts anything.
 */
public interface Counter {
    /**
     * Increment the counter by one.
     */
    void inc();
    /**
     * Decrement the counter by one.
     */
    void dec();
    /**
     * Clear the counter
     */
    void clear();
    /**
     * @return the counter value
     */
    long value();
}
